Applied Mechanics and Design-Engineering Mechanics [IES-ESE (Engineering Services) Mechanical Engineering]: Questions 1 - 4 of 17
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Question 1
Question MCQ▾
Which one of the following statements is correct?
While designing a parallel sunk key it is assumed that the distribution of force along the length of the key
Choices
Choice (4) | Response | |
---|---|---|
a. | varies exponentially, being less at torque output end | |
b. | varies exponentially, being more at the torque input end | |
c. | is uniform throughout | |
d. | varies linearly |
Question 2
Question MCQ▾
The bolts in a rigid flanged coupling connecting two shafts transmitting power are subjected to
Choices
Choice (4) | Response | |
---|---|---|
a. | Torsion and bending moment | |
b. | Shear force and bending moment | |
c. | Torsion | |
d. | Axial force |
Question 3
Appeared in Year: 2015
Question MCQ▾
Which of the following statements are associated with complete dynamic balancing of rotating systems?
i. Resultant couple due to all inertia forces is zero.
ii. Support reactions due to forces are zero but not due to couples.
iii. The system is automatically statically balanced.
iv. Centre of masses of the system lies on the axis of rotation.
Choices
Choice (4) | Response | |
---|---|---|
a. | i, iii and iv only | |
b. | iii and iv only | |
c. | i, ii, and iii only | |
d. | ii, iii and iv only |
Question 4
Appeared in Year: 2015
Question MCQ▾
A body starting from rest moves in a straight line with its equation of motion being
where s is displacement in m and t is time in s. Its acceleration after one second is
Choices
Choice (4) | Response | |
---|---|---|
a. | ||
b. | ||
c. | ||
d. |